157431568

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{443}}^1$

素因数の和:644

約数の個数: 80

約数和(自身を含む): 369976320

約数和(自身を除く): 212544752

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 167, 266, 304, 334, 443, 532, 668, 886, 1064, 1169, 1336, 1772, 2128, 2338, 2672, 3101, 3173, 3544, 4676, 6202, 6346, 7088, 8417, 9352, 12404, 12692, 16834, 18704, 22211, 24808, 25384, 33668, 44422, 49616, 50768, 58919, 67336, 73981, 88844, 117838, 134672, 147962, 177688, 235676, 295924, 355376, 471352, 517867, 591848, 942704, 1035734, 1183696, 1405639, 2071468, 2811278, 4142936, 5622556, 8285872, 9839473, 11245112, 19678946, 22490224, 39357892, 78715784, 157431568]

約数ペア:

[(1, 157431568), (2, 78715784), (4, 39357892), (7, 22490224), (8, 19678946), (14, 11245112), (16, 9839473), (19, 8285872), (28, 5622556), (38, 4142936), (56, 2811278), (76, 2071468), (112, 1405639), (133, 1183696), (152, 1035734), (167, 942704), (266, 591848), (304, 517867), (334, 471352), (443, 355376), (532, 295924), (668, 235676), (886, 177688), (1064, 147962), (1169, 134672), (1336, 117838), (1772, 88844), (2128, 73981), (2338, 67336), (2672, 58919), (3101, 50768), (3173, 49616), (3544, 44422), (4676, 33668), (6202, 25384), (6346, 24808), (7088, 22211), (8417, 18704), (9352, 16834), (12404, 12692)]